Calcutta: Half-centuries by Amitabha Banerjee and Amitabha Chakraborty took Mohun Bagan to a seven-wicket win over East Bengal in the A.N. Ghosh Trophy at Eden Sunday. Electing to bat, East Bengal made 146 for eight in 45 overs. Mohun Bagan surpassed the target with 6.5 overs to spare.